Juan Manuel Guayasamin Juan Manuel Guayasaminherpetologist . He earned his Ph.D. in 2007 from University of Kansas , Department of Ecology and Evolutionary Biology and as of 2017 he is working as professor at Universidad San Francisco de Quito in Ecuador . His research interests include the evolution of glass frogs and direct-developing anurans. His main contributions have been: phylogenetic taxonomy of glassfrogs , description of the variation of skin texture in frogs, description of numerous species of amphibians and reptiles , and a monographic review of all Ecuadorian glassfrogs. A team led by Juan M. Guayasamin discovered Hyalinobatrachium yaku in May 2017 , a glassfrog with transparent venter. To date, he has described a total of 6 amphibian genera, 55 species of amphibians, and 11 reptiles, including two geckos from the Galápagos Islands .Genera described Celsiella Chimerella Espadarana Ikakogi Rulyrana Sachatamia Vitreorana Selected publications 2008 - Guayasamin, J. M., Castroviejo-Fisher, S., Ayarzagüena, J., Trueb, L., Vilà, C - Molecular Phylogenetics and Evolution 48, 574-595 2009 - Guayasamin, J. M., Castroviejo-Fisher, S., Trueb, L., Ayarzagüena, J., Rada, M., Vilà, C. "Phylogenetic systematics of Glassfrogs and their sister taxon Allophryne ruthveni ." Zootaxa 2100: 1-97 2013 - Vences, M., Guayasamin, J. M., Miralles , A., & De La Riva, I. To name or not to name: Criteria to promote economy of change in Linnaean classification schemes. Zootaxa, 3636, 201-244. 2015 - Guayasamin, J. M., T. Krynak, K. Krynak, J. Culebras, C. R. Hutter. Phenotypic plasticity raises questions for taxonomically important traits: a remarkable new Andean rainfrog with the ability to change skin texture. Zoological Journal of the Linnean Society , 173: 913–928. 2019 - Arteaga, A., Bustamante, L., Vieira, J., Tapia, W., Guayasamin, J. M. Reptiles of the Galápagos: Life on the Enchanted Islands. Tropical Herping, Quito, 208 pp. 2020 - Guayasamin JM, DF Cisneros-Heredia, RW McDiarmid, P Peña, CR Hutter. Glassfrog of Ecuador: diversity, evolution, and conservation. Diversity, 12 : 1–285.
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